Attack On Mushrooms

In the world of Attack On Titan fandom, where the strongest soldier of the mankind is known best for his cleaning attire, the heroine has the best abs and the main character is famous for being kicked in the face, anything is possible. Now comes this new cute little rubber key chain where Attack On Titan characters are covered with a mushroom kigurumi on their heads.

Cafereo has introduced Attack On Titan Charanoko merchandise. These keychains are 500 yen each and 3000 yen for a box of 6 to be available in January, 2014.

Eren

Mikasa

Armin

Erwin

Hanji

Levi

Some feedback found on internet asks why the characters are covered with mushrooms since there is no association with the series and mushrooms. There are others that also say they would still be interested in them because they are sort of cute. Thoughts?